For the past decade, Preferred Building Products has earned a reputation for providing quality millwork products to some of the Quad Cities finest new homes and commercial buildings. Based in Davenport, Iowa, we are considered a leading distributor of architectural-grade windows, exterior doors, interior doors, wood mouldings, stair parts, door hardware and affordable cabinetry. Our comprehensive showroom allows builders, architects, interior decorators and homeowners to select products that are perfect for their project.